#51DBF2#51DBF2

#51DBF2 is a very light, vivid teal. Relative luminance 0.588; OKLCH L 82.6% C 0.121 H 210.7°. Best body text is #000000 at 12.76:1 contrast (WCAG AA passes).

Color values

HEX	#51DBF2
RGB	rgb(81, 219, 242)
HSL	hsl(189, 86%, 63%)
HSV	hsv(189, 67%, 95%)
CMYK	cmyk(66.5%, 9.5%, 0%, 5.1%)
CIE-LAB	lab(81.19, -29.97, -22.18)
CIE-LCH	lch(81.19, 37.28, 216.50°)
OKLab	oklab(82.62% -0.1039 -0.0616)
OKLCH	oklch(82.62% 0.121 210.7)
XYZ	xyz(44.7451, 58.8182, 92.9821)
Luminance	0.5882 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51DBF2 #F26851

analogous

#51F2B8 #51DBF2 #518BF2

triadic

#51DBF2 #F251DB #DBF251

tetradic

#51DBF2 #B851F2 #F26851 #8BF251

square

#51DBF2 #B851F2 #F26851 #8BF251

split-complementary

#51DBF2 #F2518B #F2B851

monochromatic

#0EA2BB #18CFEE #51DBF2 #8AE7F6 #C3F3FB

Accessibility & contrast

On white

1.65

#51DBF2 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.76

#51DBF2 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51DBF2

12.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51DBF2	#FFFFFF	#000000	##000000
##51DBF2	1.00	1.65	12.76	12.76
#FFFFFF	1.65	1.00	21.00	21.00
#000000	12.76	21.00	1.00	1.00
##000000	12.76	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C8D3F3

Deuteranopia (green-blind)

#B1C2F2

Tritanopia (blue-blind)

#00E5E2

Achromatopsia (no color)

#CACACA

Design tokens & code

CSS

--color: #51dbf2;
/* rgb */ color: rgb(81, 219, 242);
/* oklch */ color: oklch(82.6% 0.121 210.7);

Tailwind

colors: {
  custom: {
    50: '#94e6f6',
    500: '#51dbf2',
    950: '#000000',
  },
}

SCSS

$custom: #51dbf2;
$custom-light: #94e6f6;
$custom-dark: #000000;

JSON

{
  "hex": "#51dbf2",
  "rgb": {
    "r": 81,
    "g": 219,
    "b": 242
  },
  "hsl": {
    "h": 188.571,
    "s": 86.096,
    "l": 63.333
  },
  "oklch": {
    "l": 0.82617,
    "c": 0.12083,
    "h": 210.7
  },
  "luminance": 0.58823
}

Semantic roles & 50–950 ramp

primary

#51DBF2

secondary

#B9422E

accent

#2303E3

background

#FCFEFF

surface

#F5FCFE

border

#CFD5D6

text

#0F1617

muted

#808485

Preview Lab

Preview with #51DBF2

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →